{
  "schema_version": "1.4.0",
  "id": "GHSA-2xf2-gjm6-g2c6",
  "modified": "2025-05-15T17:06:19Z",
  "published": "2025-03-20T12:32:47Z",
  "aliases": [
    "CVE-2024-8063"
  ],
  "summary": "Ollama Divide by Zero Vulnerability",
  "details": "A divide by zero vulnerability exists in ollama/ollama version v0.3.3. The vulnerability occurs when importing GGUF models with a crafted type for `block_count` in the Modelfile. This can lead to a denial of service (DoS) condition when the server processes the model, causing it to crash.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/ollama/ollama"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.3.3"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-8063"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ollama/ollama/issues/8020"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ollama/ollama"
    },
    {
      "type": "WEB",
      "url": "https://huntr.com/bounties/fd8e1ed6-21d2-4c9e-8395-2098f11b7db9"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-369"
    ],
    "severity": "HIGH",
    "github_reviewed": true,
    "github_reviewed_at": "2025-05-15T17:06:19Z",
    "nvd_published_at": "2025-03-20T10:15:40Z"
  }
}